| Oulu to Isselburg | 1,131.56 mi (1,821.07 km) |
| Oulu to Issum | 1,150.24 mi (1,851.13 km) |
| Oulu to Itzehoe | 943.27 mi (1,518.04 km) |
| Oulu to Jena | 1,092.71 mi (1,758.55 km) |
| Oulu to Jever | 997.35 mi (1,605.08 km) |
| Oulu to Jork | 963.60 mi (1,550.77 km) |
| Oulu to Juchen | 1,175.25 mi (1,891.38 km) |
| Oulu to Julich | 1,189.09 mi (1,913.66 km) |
| Oulu to Juterbog | 1,000.68 mi (1,610.45 km) |
| Oulu to Kaarst | 1,165.86 mi (1,876.27 km) |
| Oulu to Kaiserslautern | 1,253.33 mi (2,017.04 km) |
| Oulu to Kalkar | 1,140.88 mi (1,836.06 km) |
| Oulu to Kall | 1,208.06 mi (1,944.18 km) |
| Oulu to Kaltenkirchen | 939.63 mi (1,512.18 km) |
| Oulu to Kamen | 1,121.87 mi (1,805.47 km) |
